Homework Clinic
Mathematics Clinic => Calculus => Topic started by: RODY.ELKHALIL on Dec 18, 2021
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A rectangular field is to be enclosed on four sides with a fence. Fencing costs $2 per foot for two opposite sides, and $7 per foot for the other two sides. Find the dimensions of the field of area 610 ft2 that would be the cheapest to enclose.
◦ 86.4 ft @ $2 by 7.1 ft @ $7
◦ 7.1 ft @ $2 by 86.4 ft @ $7
◦ 13.2 ft @ $2 by 46.2 ft @ $7
◦ 46.2 ft @ $2 by 13.2 ft @ $7
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46.2 ft @ $2 by 13.2 ft @ $7